Title:
CONTROL DEVICE, COMPRESSOR, ELECTRIC COMPRESSOR, BELT-DRIVEN COMPRESSOR, VEHICLE AIR CONDITIONER, AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2019/187526
Kind Code:
A1
Abstract:
Provided is a control device that performs protection control of a compressor without malfunction. The control device activates protection control on a compressor that has a refrigerant circuit on the basis of a pressure value detected by a pressure sensor that is installed at a low-pressure side of the refrigerant circuit and a change over time of the pressure value.
Inventors:
FUJITA KATSUHIRO (JP)
YAMAMOTO TAKAHIDE (JP)
UKAI TETSUZOU (JP)
YAMAMOTO TAKAHIDE (JP)
UKAI TETSUZOU (JP)
Application Number:
PCT/JP2019/001442
Publication Date:
October 03, 2019
Filing Date:
January 18, 2019
Export Citation:
Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD (JP)
International Classes:
F25B1/00; B60H1/32; F04B49/10
Domestic Patent References:
WO2007086257A1 | 2007-08-02 | |||
WO2018100712A1 | 2018-06-07 |
Foreign References:
JPS5375555A | 1978-07-05 | |||
JP2001280718A | 2001-10-10 | |||
JPH0270168U | 1990-05-28 | |||
JPH04225771A | 1992-08-14 | |||
JP2015129600A | 2015-07-16 | |||
JP2003274552A | 2003-09-26 | |||
JPH0421739U | 1992-02-24 | |||
US20090071175A1 | 2009-03-19 | |||
JP2007092636A | 2007-04-12 | |||
JP2014196805A | 2014-10-16 | |||
JPH04116350A | 1992-04-16 | |||
JPS49121245A | 1974-11-20 | |||
JPH0518617A | 1993-01-26 | |||
JPH09130964A | 1997-05-16 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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